White powder, Soluble in acid,Insoluble in water, Poisonous Barium Carbonate Electronic Grade Chemical formula: BaCO3Molecular weight: 197.35 Appearance: White powder, Soluble in acid, Insoluble in water,poisonousTypical Analysis: Purity min. 99.40% Moisture max. 0.10% Total Sulphur as SO4 max. 0.20% Chloride (Cl) max. 0.0075% Iron (Fe) max. 0.0020% Strontium (Sr) max. 0.550% Calcium (Ca) max. 0. ...